Sony Reader PRS-700 Guide De L'utilisateur page 103

To zoom in/out a picture
You can zoom in/out a picture. On the Picture viewer, press
the (Size) button to display the Picture menu, and then
tap "Zoom In" to display the Zoom bar.
For details about using the Zoom bar and scrolling the
magnified picture, refer to "Zooming in/out" (

page 67).
Zoom bar
Slider
10
US